Conjunction Event Detail

    ⚠
    Medium Risk
    Monitor closely. Maneuver recommended for primary asset.
    4.925219E-5
    Collision Probability (Pc)
    Last Conjunction Event Update Time 2026-11-04T00:31:08+0800
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    1 Object 1

    AOE ID 29794
    NORAD ID 29794
    Object Type DEBRIS
    Country
    CN CN
    ← VS →

    2 Object 2

    AOE ID 56727
    NORAD ID 56727
    Object Type PAYLOAD
    Country
    US US

    Conjunction Constraints

    Parameter FENGYUN 1C DEB IRIDIUM 177
    Time of Closest Approach 2026-11-04T10:06:54+0000
    Collision Probability (Pc) 4.925219E-5
    Conjunction Distance (km) 0.84 km
    Relative Speed (km/s) 15.003 km/s
    Conjunction Risk Parameters R (Radial): 0.579 | I (In-track): -0.025 | C (Cross-track): 0.608
    Collision Risk Index (CRI) 0.69
    X Position (km) -831.043 -830.509
    Position Y (km) -7065.787 -7066.427
    Position Z (km) -454.651 -454.75
    Velocity X (km/s) -1.02 0.407
    Velocity Y (km/s) 0.588 -0.516
    Velocity Z (km/s) -7.444 7.449

    Orbital Parameters 国际轨道数据源

    Parameter FENGYUN 1C DEB IRIDIUM 177
    Semimajor Axis (a) 7238.492 km 7124.620 km
    Eccentricity (e) 0.015596 0.000472
    Inclination (i) 98.2390° 86.4463°
    RAAN 82.3869° 264.1914°
    Perigee Argument 186.2782° 116.9994°
    Mean Anomaly (M) 328.1955° 243.1689°
    Apogee 973.249 km 749.847 km
    Perigee 747.461 km 743.119 km
    Orbit Epoch 2026-11-02T20:30:08+0000 2026-11-02T19:52:16+0000

    FENGYUN 1C DEB & IRIDIUM 177 Collision Probability (Pc) Trend

    FENGYUN 1C DEB & IRIDIUM 177 Collision Probability (Pc) TrendNot Available

    FENGYUN 1C DEB & IRIDIUM 177 Miss Distance (Miss Distance) Trend

    FENGYUN 1C DEB & IRIDIUM 177 Miss Distance (Miss Distance) TrendNot Available

    FENGYUN 1C DEBMiss Distance Trend with All Objects

    Object 1 Miss Distance TrendNot Available

    IRIDIUM 177Miss Distance Trend with All Objects

    Object 2 Miss Distance TrendNot Available

    FENGYUN 1C DEBCollision Probability Trend

    Object 1 Probability TrendNot Available

    IRIDIUM 177Collision Probability Trend

    Object 2 Probability TrendNot Available

    Nearby Objects with FENGYUN 1C DEB

    No nearby objects data